* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: #fff;
  color: #555;
  font-size: 12px;
  font-family: "Microsoft YaHei", Arial, Helvetica, sans-serif;
  -webkit-user-select: none;
  user-select: none;
}

html,
body {
  height: 100%;
  /* overflow: hidden; */
}

td,
th,
caption {
  font-size: 12px;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: normal;
  font-size: 100%;
}

address,
caption,
cite,
code,
dfn,
em,
strong,
th,
var {
  font-style: normal;
  font-weight: normal;
}

a {
  color: #555;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

img {
  border: none;
}

ol,
ul,
li {
  list-style: none;
}

input,
textarea,
select,
button {
  font-family: "Microsoft YaHei", Helvetica, Arial, sans-serif;
}

table {
  border-collapse: collapse;
}

html {
  overflow-y: auto;
}

*::-webkit-scrollbar {
  width: 8px;
  height: 8px;
  background-color: transparent;
}

/*滚动条整体样式*/

*::-webkit-scrollbar-track {
  background-color: rgba(255, 255, 255, 0);
  border-radius: 10px;
}

/*滚动条里面小方块*/

*::-webkit-scrollbar-thumb {
  background-color: #999;
  border-radius: 5px;
}